Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 11.16
Milk (kg) -7.00 -0.014 0.10
Fat (kg) -13.32 -0.375 4.99
Prot (kg) -13.76 -0.441 6.07
Fertility Sub Index 0.61
Calving Interval (days) -0.49 -1.459 0.71
Survival (%) -0.09 1.117 -0.10
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.24
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.88 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 13.93

* Based on an €80/tonne carbon price